fiendish Synonyms

diabolical infernal hellish unholy satanic diabolic demonic satanical savage sinful sinister sabbatic ruthless runic mean mephistophelian merciless monstrous nefarious mummified murderous necromantic ogreish malicious sorcerous ungodly impish cacodemonic cannibalistic sadistic mephistophelean inhumane parapsychological uncordial barbaric wizardly spiritualistic tartarean tranced unhallowed vicious vile villainous wicked witchlike malevolent malefic cold-hearted cruel daemonic